21. What would be the compound interest obtained on an arounds of Rs. 5300 at the rate of 15 p.c.p.a. after 2 years ?
(1) Rs. 1709.25 (2) Rs. 1685.65 (3) Rs. 1804.25 (4) Rs. 1525.65 (5) None of these

22. A car a distance of 690 km per 30 hours. What is the average speed of the car ?
(1) 20 kmph (2) 23 kmph (3) 30 kmph (4) 18 kmph (5) None of these

23. The average age of a man and his son is 11 : 5 respectively. What is the son’s age ?
(1) 28 years (2) 14 years (3) 21 years (4) 32 years (5) None of these

24. The difference between 31% of a number and 13% of the same Number is 576. What is 17% of that number ?
(1) 544 (2) 457 (3) 561 (4) 574 (5) None of these

25. The average of 5 consecutive even numbers A, B, C, D and E respectively is 74. What is the product of C and E ?
(1) 5928 (2) 5616 (3) 5538 (4) 5772 (5) None of these

26. The owner of a furniture shop charges his customers 28% more than the cost price. If a customer paid Rs. 23.680 for a Dining table set, then what was the original price of the Dining table set ?
(1) Rs. 17500 (2) Rs. 15700 (3) Rs. 16250 (4) Rs. 18500 (5) None of these

27. In an examination it is required to get 1034 of the aggregate marks to pass. A student gets 940 marks and is declared failed by 5% marks. What are the maximum aggregate marks a student can get ?
(1) 1620 (2) 1880 (3) 1750 (4) Cannot be determined (5) None of these

28. The total number of students in a school is 6280. If the number of girls in the school is 4405. Then what is the respective ratio of the total number of boys to the total number of girls in the school ?
(1) 20 : 23 (2) 619 : 805 (3) 66 : 73 (4) 375 : 881 (5) None of these

29. Ms. Khyati deposits an amount of Rs. 68,400 to obtained a simple interest at the rate of 8. P.c.d.a for 4 years. What total amount will Ms. Khyati get at the end of 6 years ?
(1) Rs. 1. 17, 648
(2) Rs. 1, 10, 284
(3) Rs. 1, 13, 334
(4) Rs. 1, 16, 472
(5) None of these

30. If the fractions , , , and are arranged in ascending order of their values, which one will be the second ?
(1) (2) (3) (4) (5) None of these